20+y=40+50

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Solution for 20+y=40+50 equation: 


Simplifying
20 + y = 40 + 50

Combine like terms: 40 + 50 = 90
20 + y = 90

Solving
20 + y = 90

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-20' to each side of the equation.
20 + -20 + y = 90 + -20

Combine like terms: 20 + -20 = 0
0 + y = 90 + -20
y = 90 + -20

Combine like terms: 90 + -20 = 70
y = 70

Simplifying
y = 70

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